* {
    margin: 0;
    top: 0;
}
.set{
    margin: 15px auto;
    width: 600px;
}
.container {
    width: 600px;
    height: 600px;
    background-color: #225675;
    margin: 40px auto;
    outline: 20px solid #7dd9ff;
    position: relative;
}
.snake{
    position: absolute;
}
.snake-head {
    width: 0px;
    height: 0px;
    border-bottom: 10px solid transparent;
    border-left: 10px solid rgb(157, 219, 177);
    border-right: 10px solid transparent;
    border-top: 10px solid transparent;
    transform: rotate(0deg);
}

.snake-body {
    border-radius: 50%;
    background-color: #7db5ff;
}
.egg{
    position: absolute;
    background-color: rgb(241, 54, 232);
    border-radius: 50%;
}

.cover{
    position: absolute;
    top:0;
    left:0;
    right:0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
}
.cover .content{
    width: 60%;
    height: 50px;
    background-color: rgb(134, 225, 237);
    display: flex;
    justify-content: center;
    align-items: center;
}